jsat.clustering.evaluation

Class ClusterEvaluationBase

java.lang.Object

jsat.clustering.evaluation.ClusterEvaluationBase

All Implemented Interfaces:

ClusterEvaluation

Direct Known Subclasses:

IntraClusterSumEvaluation

public abstract class ClusterEvaluationBase
extends Object
implements ClusterEvaluation

Base implementation for one of the methods in ClusterEvaluation to make life easier.

Author:

Edward Raff

Constructor Summary

Constructors

Constructor and Description
ClusterEvaluationBase()

Method Summary

Modifier and Type	Method and Description
abstract ClusterEvaluation	clone()
double	evaluate(int[] designations, DataSet dataSet) Evaluates the clustering of the given clustering.

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface jsat.clustering.evaluation.ClusterEvaluation

evaluate

Constructor Detail

ClusterEvaluationBase

public ClusterEvaluationBase()

Method Detail

evaluate

public double evaluate(int[] designations,
                       DataSet dataSet)

Description copied from interface: ClusterEvaluation

Evaluates the clustering of the given clustering.

Specified by:

evaluate in interface ClusterEvaluation

Parameters:

designations - the array that stores the cluster assignments for each data point in the data set

dataSet - the data set that contains all data points

Returns:

a value in [0, Inf) that indicates the quality of the clustering.

clone

public abstract ClusterEvaluation clone()

Specified by:

clone in interface ClusterEvaluation

Overrides:

clone in class Object